28466-95-7

• 常用中文名：6-Hydroxy-4-oxo-4H-1-benzopyran-2-carboxylic acid ethyl ester
• 常用英文名：6-Hydroxy-4-oxo-4H-1-benzopyran-2-carboxylic acid ethyl ester
• CAS号：28466-95-7
• 分子式：C₁₂H₁₀O₅
• 分子量：234.20500
• 发布时间：2017-12-31 19:28:10
• 更新时间：2024-02-25 12:17:55

名称

• 英文名: ethyl 6-hydroxy-4-oxo-4H-1-benzopyran-2-carboxylate
• 英文别名: 6-Hydroxy-4-oxochromen-2-carbonsaeureethylester; 6-hydroxy-2-ethoxycarbonyl-chromen-4-one; 6-hydroxy-2-ethoxycarbonyl-chromone; Ethyl 6-Hydroxy-4-oxochromen-2-carboxylat; ethyl 6-hydroxychromone-2-carboxylate; 6-hydroxy-4-oxo-4H-chromene-2-carboxylic acid ethyl ester

物化性质

• 分子式: C₁₂H₁₀O₅
• 分子量: 234.20500
• 精确质量: 234.05300
• PSA: 76.74000
• LogP: 1.67530

安全

• 海关编码: 2918990090

海关

海关编码	2918990090
中文概述	2918990090. 其他含其他附加含氧基羧酸（包括酸酐、酰卤化物、过氧化物和过氧酸及该税号的衍生物）. 增值税率:17.0%. 退税率:13.0%. 监管条件:无. 最惠国关税:6.5%. 普通关税:30.0%
申报要素	品名, 成分含量, 用途
Summary	2918990090. other carboxylic acids with additional oxygen function and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%